package com.cx.webtest.servelt;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * @author jxau_scf
 * @date 2021/8/11 - 20:32
 */
@WebServlet(urlPatterns = "/calculat")
public class CalculatorServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        doPost(req, resp);
    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        Integer num1 = Integer.valueOf(req.getParameter("num1"));
        Integer num2 = Integer.valueOf(req.getParameter("num2"));
        String flag = req.getParameter("flag");

        if (flag.equals("+")){
            System.out.println(num1 + num2);
        }else if (flag.equals("-")){
            System.out.println(num1 - num2);
        }else if (flag.equals("*")){
            System.out.println(num1 * num2);
        }else if (flag.equals("/")){
            System.out.println(num1 / num2);
        }

    }
}
